Operating System Extensions are often quite essential and large enhancement packages to the core operating system.
Most commonly installed extensions are probably Java Runtime Environment and DirectX Runtime Environment extensions to Windows. These two examples probably give an idea what an "extension" in this category means -- large packages that change, alter or enhance operating system's behaviour quite dramatically.
- 10/16/2013GigaTweaker v126.96.36.1990
- 10/16/2013Microsoft .NET Framework Redistributable Package v4.5
- 10/16/2013Java(TM) SE Runtime Environment for Windows v7 update 45
- 10/16/2013Java(TM) SE Runtime Environment for Windows 64-bit v7 update 45
- 10/09/2013Adobe AIR Runtime v3.9
Keywords: operating systen extensions runtime environment java directx